I have suggestion to design circuit to translate birds and animals speach , if we record voice of a bird then convert this analogue signal to digital by using A/D convertor IC after that convert this binary to BCD code with help of clock pushing bytes to comparatot compare this bytes with stored ASCII Code in a ROM the output displayd to computer or 7-segment display and cabable to record and print then send this to langauge analyser scientist or language analyser software to decoding and understand the meanning .
Best regards.
Best regards.